eSUN PLA-BASIC 1.75mm Orange 1kg Refill Filament

For makers who demand reliability on long, intricate prints, this orange PLA-BASIC refill keeps your spool holder stocked without the waste of a new reel. The vivid orange shade is ideal for functional prototypes, mechanical parts, and eye-catching display models where strength and a clean finish matter.

Key specifications

• Material: PLA+ (Polylactic Acid Plus)
• Diameter: 1.75 mm (±0.03 mm tolerance)
• Net weight: 1 kg refill (no spool)
• Print temperature: 205–225 °C
• Bed temperature: 45–60 °C (or unheated)
• Print speed: 40–100 mm/s
• Tensile strength: 50–70 MPa
• Elongation at break: 30%
• Heat deflection temperature: 52 °C (0.45 MPa)
• Density: 1.24 g/cm³
• Melt flow index: 2–5 g/10 min (190 °C/2.16 kg)
• Vacuum-sealed with desiccant

Why choose it

PLA-BASIC from eSUN delivers the easy printing you expect from PLA with improved toughness and layer adhesion. The tight diameter tolerance ensures consistent extrusion, reducing clogs and under-extrusion. As a refill, it cuts down on plastic spool waste and lowers cost per gram. The bright orange colour is consistent batch-to-batch, so multi-part prints match perfectly.

Ideal use cases

• Functional prototypes that need a bit more impact resistance than standard PLA
• Mechanical parts, brackets, and enclosures
• Educational projects and STEM kits
• Artistic models and display pieces where colour pop is essential
• Print farms looking to reduce spool waste and storage space

Good to know

This is a refill: wind it onto a reusable spool before printing. Store in a dry box after opening; while it ships vacuum-sealed with desiccant, PLA can absorb moisture over time. For best results, use a hardened nozzle if you print frequently—PLA+ is slightly more abrasive than standard PLA. No heated bed is required, but a bed temperature of 45–60 °C improves adhesion on large flat parts.